package lession09;

import java.util.Scanner;

public class Demo03 {

	public static void main(String[] args) {
		Scanner scan = new Scanner(System.in);
		int a;
		System.out.println("");
		a=scan.nextInt();
		for (int i = 1; i <=a; i++) {
			for (int j = 1; j < 2*i-1; j++) {
				System.out.println("*");
			}
			System.out.println();
		}
	}

}
